The AK47 is the icon of the crux range. The classic alpine sac, it is small enough for shorter climbs, yet also big enough for multi-day routes. It can carry a heavy load of hardware to the bottom of a route with sufficient comfort, yet when empty is so light you hardly notice it. To understand just how versatile this seemingly simple rucksack is, look at our features & uses page. Size 1 is now no longer available.